package control;

import java.io.IOException;
import java.io.PrintWriter;
import java.util.List;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;


import dao.TeacherDao;
import entity.Teacher;

/**
 * Servlet implementation class GetTeacher
 */
@WebServlet("/GetTeacher")
public class GetTeacher extends HttpServlet {
	private static final long serialVersionUID = 1L;
       
    /**
     * @see HttpServlet#HttpServlet()
     */
    public GetTeacher() {
        super();
        // TODO Auto-generated constructor stub
    }

	/**
	 * @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)
	 */
	protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		TeacherDao md = new TeacherDao();
		List<Teacher> list = md.select();
		System.out.println("123");
		String mj = "[";
		for (Teacher m : list) {
			mj += "{\"id\":" + m.getId() + ",\"name\":\"" + m.getName() + "\"},";
			System.out.println(m.getName());
		}
		mj = mj.substring(0, mj.length() - 1);
		mj += "]";
		response.setCharacterEncoding("utf-8");
		PrintWriter out = response.getWriter();
		out.print(mj);
		System.out.print(mj);
	}

	/**
	 * @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)
	 */
	protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		// TODO Auto-generated method stub
		doGet(request, response);
	}

}
